Learning Outcomes

Features and Cost of Corrosion

Process of Material Degradation

Types and Forms of Corrosion

Uniform and Galvanic Corrosion

Crevice and Pitting Corrosion

Lesson Summary

In this module, you will be introduced to the concept of corrosion, as well as the various processes that can cause corrosion. You will also be introduced to the different types of corrosion which are uniform, galvanic, crevice, and pitting corrosion, as well as the impact of each type of corrosion.

Forms of Corrosion with Examples

Electrochemical Nature of Corrosion

Thermodynamics Aspects of Corrosion

Free Energy in Corrosion

Relationship Between Delta G and Equilibrium Constant

In this module, you will be introduced to the different forms of corrosion, as well as the electrochemical nature of corrosion and its thermodynamics. You will also be introduced to the thermodynamics aspects of corrosion, the concept of free energy change, as well as the process of entropy change.

Relation Between Free Energy and Equilibrium Constant

Derivation of Nernst Equation

Standard Reduction Potential Series for Pure Metals

Reduction Potentials in Acidic and Neutral Solutions

Nernst Equation in terms of pH

In this module, you will be introduced to the relationship between free energy and the equilibrium constant, as well as how the Nernst equation can be derived for a reaction. You will also be introduced to the standard reduction potential series for pure metals, as well as the reduction potentials in acidic and neutral solutions.

Limitations of Standard Reduction Potential Series of Pure Metals

Concentration Cell Formation and Galvanic Series

Examples of Concentration Cell and Spontaneity of Corrosion Process

Spontaneity of Corrosion Process and Introduction to Pourbaix Diagram

Construction of Pourbaix Diagram

In this module, you will be introduced to the various limitations of standard reduction potential series of pure metals, as well as the concept of concentration cell formation. You will also be introduced to the galvanic series, some examples of concentration cells, as well as the spontaneity of the corrosion process and Pourbaix diagrams.

Diploma in Electrochemistry of Corrosion - First Assessment

Construction of Pourbaix Diagram for Ni-H2O System

Analyzing the Pourbaix Diagram for Ni-H2O System

Stability Phases in the Pourbaix Diagram for Ni-H2O System

Pourbaix Diagram for Ni-H2O and Al-H2O

Inference From Pourbaix Diagram for Fe-H2O and Al-H2O

In this module, you will be introduced to the construction of the Pourbaix diagram for a Ni-H2O system, as well as happens when the pH concentration of the H+ ion increases. You will also be introduced to the positions where the acidic reactions and basic reactions will happen, as well as the schematic phase diagram for aluminium.

Estimation of Corrosion Rate

Expressing Corrosion Rate

Correlation Between Current Flow and Corrosion

Exchange Current Density

Exchange Current Density and Standard Hydrogen Electrode

In this module, you will be introduced to the steps used in the estimation of corrosion rate, as well as kinetics or rate of corrosion and the rate of dissolution of metal. You will also be introduced to the steps for calculating the corrosion rate in the form of mass loss per area per unit time.

Electrode Double Layer and Polarization

Correlation Between Current Density and Overvoltage

Introduction to Butler-Volmer Equation

Derivation of Tafel Equation

Tafel Plot and Activation Polarization

In this module, you will be introduced to the concept of the electrode double layer, as well as the different types of polarization and the correlation between current density and overvoltage. You will also be introduced to the derivation of the Butler-Volmer equation, as well as how the Tafel equation is derived.

Activation Polarization, Concentration Polarization, and Total Polarization

Summary of Concentration Polarization (CP)

Mixed Potential Theory

Drawing the Evans Diagram

Changes in Corrosion Rate

Examples Showing the Mixed Potential Theory

In this module, you will be introduced to the concepts of activation polarization and concentration polarization, as well as total polarization. You will also be introduced to the derivation of the mixed potential theory, as well as some case studies that highlight the mixed potential theory and the events of corrosion.

Diploma in Electrochemistry of Corrosion - Second Assessment

Diploma in Electrochemistry of Corrosion - Course Assessment

A free online course on the electrochemical nature of corrosion, as well as the thermodynamics aspect of corrosion.

Diploma in Electrochemistry of Corrosion

This free online course on the electrochemistry of corrosion teaches you about the processes that can cause corrosion, as well as the impact of different forms of corrosion and how to derive the important Nernst equation. You will learn about the steps for constructing a Pourbaix diagram and be able to explain the relevance of the mixed potential theory.

Thermodynamics - Part 1

Thermodynamics - Part 2

Thermodynamics - Part 3

Thermodynamics - Part 4

Thermodynamics - Part 5

Thermodynamics is the study that deals with the relationship between heat and energy. In this module, the learner is introduced to the core principles of Thermodynamics. The concepts of pressure, volume and temperature are explained and the relationships between each are outlined. This module outlines how to convert between different scales of temperature and breaks down how to use physics formulas to solve real world problems.

Understanding Thermodynamics for Science and Engineering - Assessment

Learn more about the laws of thermodynamics, Avogadro's number, and the ideal gas law with this science course.

Understanding Thermodynamics for Science and Engineering

In our free online thermodynamics for science and engineering course you will learn about the core concepts of thermodynamics, such as the relationship between pressure, volume, and temperature. Thermodynamics is an essential branch of science and engineering that studies heat and its relation to energy and work. In this online course we look at examples and solve problems that will help you better understand the concepts of thermodynamics.

Macro-molecules, Life and Molecular Flexibility

Polymers, Polymerization and Polydispersity

Motivation to Study Polymer Physics

Random Walk Models of Single Chain I

Random Walk Models of Single Chain II

In this module you will learn about macro-molecules, molecular flexibility, classification of polymers, polydispersity, random walk models for single chain 1 and single chain 2.

Random Walk Models of Single Chain III

Kratky Porod Model - Part 1

Kratky Porod Model - Part 2

Probability Density of an Ideal Chain: Part I

Probability Density of an Ideal Chain - Part 2

In this module you will learn about random walk models, the Kratky Porod model and the probability density of an ideal chain.

Bead-Spring Model

Derivation of Diffusion Equation

Definition of Radius of Gyration

Radius of Gyration for an Ideal Chain

Non-bonded Interactions

In this module you will learn about the Bead-Spring model, Einstein notation, radius of gyration, concept of ideality and non-bonded interactions.

Definition of Excluded Volume

Virial Expansion

Flory Theory for Bad Solvents

Derivation of Fractal Dimension

Gyration Tensor

In this module you will learn about the excluded volume, viral expansion, Flory theory, fractal nature of polymers and gyration tensor.

Order-Disorder Transition

Scattering Experiment and Function

Monte Carlo Simulations

Monte Carlo Algorithm

Practical Aspects of Monte Carlo Simulation

In this module you will learn about transition, scattering experiments, simulations of polymer chains, algorithm and Monte Carlo simulations.

Molecular Dynamics Simulations

Solution Thermodynamics – Part 1

Solution Thermodynamics – Part 2

Solution Thermodynamics – Part 3

Solution Thermodynamics – Part 4

In this module you will learn about molecular dynamics simulations and solution thermodynamics.

Phase Separation Regime

Lattice Model of Solutions – Part 1

Lattice Model of Solutions – Part 2

Phase Behavior of Liquid Solutions

Lattice Models of Polymeric Systems

In this module you will learn about the phase separation regime, lattice model of solutions and phase behavior of liquid solutions.

Brownian Motion – Part 1

Brownian Motion – Part 2

Brownian Motion – Part 3

Brownian Motion – Part 4

Brownian Motion – Part 5

In this module you will learn about the Brownian motion, time reversal symmetry, fluctuation dissipation theorem and mean square displacement.

Rouse Model - Part 1

Rouse Model – Part 2

Rouse Model - Part 3

Rouse Model - Part 4

Problems in Rouse Model

In this module you will learn about the finite difference scheme, ordinary differential equations, mean square displacement and hydrodynamic interactions.

Zimm Model – Part 1

Zimm Model – Part 2

Continuum Mechanics – Part 1

Continuum Mechanics – Part 2

Kuhn’s Theory of Rubber Elasticity

In this module you will learn about hydrodynamic interactions, the Zimm model in good solvent, continuum mechanics, mechanical equilibrium and Kuhn’s theory of rubber elasticity.

Elasticity of Polymer Network

Microscopic Definition of Stress Tensor – Part 1

Microscopic Definition of Stress Tensor – Part 2

Models for Entangled Polymeric Systems – Part 1

Models for Entangled Polymeric Systems – Part 2

In this module you will learn about the elasticity of polymer networks, the stress tensor, entanglements and models for entangled polymeric systems.

Rheology of Complex Fluids

Rheometers and Rheological Tests – Part 1

Rheometers and Rheological Tests – Part 2

Maxwell Model – Part 1

Maxwell Model – Part 2

In this module you will learn about the rheology of complex fluids, the superposition principle, rheometers and rheological tests and the Maxwell model.

Advanced Diploma in Polymer Physics - Course Assessment

Learn about the theory and applications of Polymer technologies in manufacturing processes in this free online course.

Advanced Diploma in Polymer Physics

In this free online course in Polymer Physics you will learn about the theory and applications of Polymer technologies in various industries such as food, manufacturing and packaging. Demonstrations and assessment questions in this video-based course are designed to provide you with a comprehensive foundation in the subject. This course will be of interest to students of physics or engineering or those seeking to improve their career prospects.

System Definitions and Application

Properties of Thermodynamics

Temperature Scale and Pressure

Illustration of Pressure

Forms of Energy

Forms of Work

First Law of Thermodynamics

Energy Conversion Efficiency

Efficiency of Machines

Basic Concepts and Energy Balance

Continuation of Examples

This module presents an introduction to thermodynamics and discusses the concepts of heat, energy, energy transfer, state postulates and more.

Phase Change of Pure Substances

Property Diagrams

Phase Diagrams

Properties of a Pure Substance

Saturated Vapour Liquid

Properties of a Pure Substance II

Equations of State

Properties of Pure Substances (Examples)

In this module, you will learn how to obtain the thermodynamic properties of pure substances and about the ideal gas equation of state.

Energy Analysis

Polytropic Process

Energy Balance of Closed Systems

Unrestrained Expansion

Specific Heat and Enthalpy

Solids and Liquids

Examples of Energy Balance

This module examines the moving boundary work of machines, the energy balance of closed systems, specific heat, Enthalpy and more.

Mass and Energy Analysis

Flow Work and Flow Energy

Steady Flow Devices

Turbines and Compressors

Steady Flow Devices II

Unsteady Flow Devices

Examples of Energy and Mass Balance

In this module you will learn about conservation of mass, as well as steady-flow devices such as nozzles, compressors and turbines.

Heat Engines

Refrigerators and Heat Pumps

Perpetual Motion Machines

Carnot Principles

Carnot Heat Engine

Problems with Second Law of Thermodynamics

Clausius Inequality

In this module, applications of the second law of thermodynamics, Carnot cycles, heat engines, refrigerators and more.

Entropy

Entropy and Isentropic Processes

Entropy of Liquids and Gases

Reversible Steady Flow Work

Isentropic Efficiency

Entropy Balance

Entropy Balance Examples

Continuation of Examples I

Exergy and Second Law Efficiency

Exergy of Closed Systems

Exergy Transfer

Exergy Balance for Control Volume

Examples of Exergy

In this module, you will examine the concepts of entropy and exergy and their applications.

This free online course explores thermodynamics and its applications for solving a range of engineering problems.

Advanced Diploma in Engineering Thermodynamics

This free online course features a range of topics designed to explain how thermodynamics can be implemented to effectively solve engineering problems. The course explains basic concepts such as systems and state postulates, specific heat and gravity, and temperature and pressure scale. Through questions and illustrations, you will learn about the theories and practices of this technology and its applications in industrial machinery.